Internal energy is
Internal energy is
Options
(a) partly potential and partly kinetic (b) totally kinetic (c) totally potential (d) none of these
Correct Answer:
partly potential and partly kinetic
Explanation:
No explanation available. Be the […]
AFMC2004
Write the IUPAC name of CH₃CH₂COOH
Write the IUPAC name of CH₃CH₂COOH
Options
(a) ethylformic acid (b) ethylcarboxylic acid (c) ethane methanoic acid (d) propanoic acid
Correct Answer:
propanoic acid
Explanation:
No explanation available. Be the first to write […]
Among these intensive property is
Among these intensive property is
Options
(a) mass (b) volume (c) surface tension (d) enthalpy
Correct Answer:
surface tension
Explanation:
No explanation available. Be the first to write the explanation for this […]
An insecticide extracted from the leaves of neem is
An insecticide extracted from the leaves of neem is
Options
(a) aldicarb (b) malathion (c) rotenone (d) azadirachtin
Correct Answer:
azadirachtin
Explanation:
No explanation available. Be the first to write the explanation for […]
Aedes aegypti is a vector of disease
Aedes aegypti is a vector of disease
Options
(a) plague (b) malaria (c) dengue (d) kala-azar
Correct Answer:
dengue
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Huygen’s wave theory allows us to know
Huygen’s wave theory allows us to know
Options
(a) The wavelength of the wave (b) The velocity of the wave (c) The amplitude of the wave (d) The propagation of wave fronts
Correct […]
Which scientist experimentally proved the existence of electromagnetic waves?
Which scientist experimentally proved the existence of electromagnetic waves?
Options
(a) Sir J.C.Bose (b) Maxwell (c) Marconi (d) Hertz
Correct Answer:
Hertz
Explanation:
Hertz was the scientist who generated and detected Electromagnetic waves […]
Radiofrequency choke uses core of
Radiofrequency choke uses core of
Options
(a) Air (b) Iron (c) Air and iron (d) None of these
Correct Answer:
Air
Explanation:
Radio frequencies are higher frequencies. Air core chokes are therefore used.
Order of e/m ratio of proton, α-particle and electron is
Order of e/m ratio of proton, α-particle and electron is
Options
(a) e>p>α (b) p>α>e (c) e>α>p (d) None of these
Correct Answer:
e>p>α
Explanation:
For electron (e / mₑ) = 1.6 × 10⁻¹⁹ […]
Eddy currents are used in
Eddy currents are used in
Options
(a) Induction furnace (b) Electromagnetic breaks (c) Speedometers (d) All of these
Correct Answer:
Induction furnace
Explanation:
No explanation available. Be the first to write the explanation […]